000 00381cam a22001217a 4500
008 180718b1956 xxu||||| |||| 00| 0 eng d
082 _aX816 x42 Un3
100 _aLondon. Her Majesty's stationery office
245 _aMethods of chemical analysis as applied to sewage and sewage effluents
_cBy HMSO
260 _aLondon
_bHMSO
_c1956
300 _a95p.
650 _aSewage -- Analysis
999 _c417227
_d417227